Only the current version so far — new entries appear as the app ships updates.
Photo Locker is an entertainment app by Absologics with 10,000+ downloads (about 26K estimated). +1 installs in the last 7 days. Released Dec 13, 2015. Install growth, rank history, SDKs and ad networks.
From the store listing: “Protects your Personal Photos from unauthorized access in Fast and Secure manner”